.product_details {
    width: 100%;
}

.product_details .header-p .backimg_02 {
    image-rendering: optimizeQuality;
    border-radius: 6px;
}

.product_details .header-p .product {
    display: flex;
    justify-content: space-between;
    /* 将内容分散对齐 */
    align-items: center;
    /* 垂直居中对齐 */
    width: 1200px;
    height: 80px;
}

.product_details .header-p .product p {
    font-size: 28px;
    font-weight: 600;
    color: #333333;
    margin: 0;
    /* 清除段落默认的上下间距 */
}

.product_details .header-p .product a {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    text-decoration: underline;
}


.product_details .main {
    position: relative;
    height: 500px;
    border: 2px solid #dddddd;
}

.product_details .main .add {
    position: absolute;
    bottom: 0;
    right: 0;
    display: block;
    width: 300px;
    height: 42px;
    border: 1px solid #00b38a;
    margin: 0 auto;
    text-align: center;
    font-size: 16px;
    line-height: 42px;
    color: #00b38a;
}

.product_details .main .add:hover {
    color: #fff;
    background-color: #00b38a;
}

.product_details .main .quantity-selector {
    position: absolute;
    bottom: 0;
    right: 350px;
    display: flex;
    align-items: center;
    border: 2px dotted #00b38a;
}

.product_details .main .quantity-selector i {
    font-size: 18px;
    color: #00b38a;
}

.product_details .main .quantity-selector button {
    background-color: #ddd;
    border: none;
    padding: 10px;
    cursor: pointer;
    font-size: 16px;
}

.product_details .main .quantity-selector .quantity {
    width: 50px;
    text-align: center;
    font-size: 16px;
    margin: 0 10px;
    color: #00b38a;
}

.product_details .main .detailsArea {
    border-bottom: 2px solid #dddddd;
    overflow: hidden;
}

.product_details .main .detailsArea .bookImg {
    float: left;
    height: 433px;
    margin-top: 20px;
    margin-left: 60px;
    margin-right: 40px;
}

.product_details .main .detailsArea .bookContent {
    max-width: 680px;
    float: left;
    margin-top: 50px;
    background-color: #f3f3f3;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}


.product_details .main .detailsArea .bookContent h1 {
    font-size: 25px;
    font-weight: bold;
    color: #333;
}

.product_details .main .detailsArea .bookContent .info {
    margin-top: 10px;
    font-size: 18px;
}

.product_details .main .detailsArea .bookContent .info p {
    margin: 5px 0;
}

.product_details .main .detailsArea .bookContent strong {
    font-weight: bold;
}

.product_details .main .detailsArea .bookContent .description {
    margin-top: 20px;
    font-size: 18px;
}